Update app.py

app.py

@@ -254,11 +254,14 @@ def conversation(
     if not session.get("processed") or not pd:
         raise gr.Error("Please extract data first")
 
-    # 1) Reopen the same persistent client
-    client = chromadb.Client(Settings(
-        chroma_db_impl="duckdb+parquet",
-        persist_directory=pd
-    ))
+    # 1) Reopen the same persistent client (new API)
+    client = chromadb.PersistentClient(
+        path=pd,
+        settings=Settings(),
+        tenant=DEFAULT_TENANT,
+        database=DEFAULT_DATABASE
+    )
+
 
     # 2) Text retrieval
     text_col = client.get_collection("text_db")